43204423004505 has 48 divisors (see below), whose sum is σ = 85790167182720. Its totient is φ = 19703455858944.

The previous prime is 43204423004467. The next prime is 43204423004549. The reversal of 43204423004505 is 50540032440234.

It is not a de Polignac number, because 43204423004505 - 2²⁹ = 43203886133593 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 43204423004505.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 163539732 + ... + 163803701.

It is an arithmetic number, because the mean of its divisors is an integer number (1787295149640).

Almost surely, 2^{43204423004505} is an apocalyptic number.

43204423004505 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

43204423004505 is a deficient number, since it is larger than the sum of its proper divisors (42585744178215).

43204423004505 is a wasteful number, since it uses less digits than its factorization.

43204423004505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 327343870 (or 327343867 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 43204423004505 its reverse (50540032440234), we get a palindrome (93744455444739).

The spelling of 43204423004505 in words is "forty-three trillion, two hundred four billion, four hundred twenty-three million, four thousand, five hundred five".